Finding busy disks with iostat
The iostat(1M) utility provides several I/O statistics, which can be useful for analyzing I/O workloads and troubleshooting performance problems. When reviewing I/O problems, I usually start by reviewing the number of reads and writes to a device, which are available in iostat’s “r/s” and “w/s” columns: $ iostat -zxnM 5 extended device statistics r/s w/s… Leer más »